::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-thumb {
    background: #aaa;
}
html,
body {
    height: 100%;
}
body {
    margin: 0;
    color: #333;
    box-sizing: border-box;
    font-family: Lato, PingFang SC, Microsoft YaHei, sans-serif;
}
* {
    box-sizing: inherit;
}
